<!DOCTYPE html>
<html>
<head>
<script>
function test() {
  var c = document.getElementById("c");
  var ctx = c.getContext("2d");
  ctx.fillStyle = "green";
  ctx.fillRect(0, 0, 300, 75);
  ctx.font = "36px sans-serif";
  ctx.fillStyle = "white";
  ctx.fillText("HELLO", 50, 50);
  ctx.fillStyle = "green";
  ctx.fillText("WORLD", 50, 120);
}
</script>
</head>
<body onload="test()">
<canvas id="c" width="300" height="150" style="-moz-osx-font-smoothing:grayscale"></canvas>
</body>
</html
